................synthetic carpet will also pull the coat out, I had the same problem with mooster looking a bit moth eaten & it took me ages to work out what it was
The synthetic carpet fibres have microscopic barbs which cling on to the hair so when the dog gets up theres a bit of 'stripping' going on
Since she has been laying on a 100% wool rug her coat has improved 10 fold! Just means I need wool rugs in all her favourite snoozing areas - it will cost a fortune